/*
 * Copyright (c) 2008, Spagettikod | Stockholm
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of the Spagettikod | Stockholm nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.spagettikod.t437.component.domain;

import java.util.LinkedList;
import java.util.List;

import javax.swing.JList;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.spagettikod.t437.T437;
import com.spagettikod.t437.listener.DomainChangeListener;
import com.spagettikod.t437.listener.DomainDoubleClickListener;
import com.spagettikod.t437.simpledb.SimpleDBDomain;
import com.xerox.amazonws.sdb.SDBException;

public class DomainJList extends JList implements ListSelectionListener {

	private static final Log log = LogFactory.getLog(DomainJList.class);

	/**
	 * 
	 */
	private static final long serialVersionUID = 939256231882397645L;

	private List<SimpleDBDomain> domains;

	private LinkedList<DomainChangeListener> domainChangeListeners = new LinkedList<DomainChangeListener>();

	private LinkedList<DomainDoubleClickListener> domainDoubleClickListeners = new LinkedList<DomainDoubleClickListener>();

	private DomainJListJPopupMenu popup;

	public DomainJList() throws SDBException {
		refresh();
		addListSelectionListener(this);
		setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

		popup = new DomainJListJPopupMenu(this);

		this.addMouseListener(new DomainJListPopupListener(popup));
	}

	protected void fireDomainDoubleClickEvent(SimpleDBDomain domain) {
		for (DomainDoubleClickListener lstnr : domainDoubleClickListeners) {
			lstnr.doubleClickedDomain(domain);
		}
	}

	/**
	 * Reloads all the domains from SimpleDB and updates the list.
	 */
	public void refresh() throws SDBException {
		try {
			T437.setBusyCursor(true);
			log.debug("Populating domain list");
			domains = SimpleDBDomain.getAllDomains();
			if (domains.size() > 0) {
				this.setPrototypeCellValue(domains.get(0));
			}
			this.setListData(domains.toArray());
		} catch (SDBException e) {
			throw e;
		} finally {
			T437.setBusyCursor(false);
		}
	}

	public void addDomainChangeListener(DomainChangeListener listener) {
		domainChangeListeners.add(listener);
	}

	public void addDomainDoubleClickListener(DomainDoubleClickListener listener) {
		domainDoubleClickListeners.add(listener);
	}

	public void valueChanged(ListSelectionEvent arg0) {
		if (!arg0.getValueIsAdjusting()) {
			SimpleDBDomain domain = domains.get(getSelectedIndex());
			for (DomainChangeListener lstnr : domainChangeListeners) {
				lstnr.domainChanged(domain);
			}
		}
	}

	public SimpleDBDomain getDomainAt(int index) {
		return domains.get(index);
	}

	public SimpleDBDomain getSelectedDomain() {
		return domains.get(getSelectedIndex());
	}
}
